CN201347297Y - Oligodynamic single-machine dust catcher - Google Patents

Abstract

The utility model relates to a dust removing device of drop height transferring nodes of belt transported materials. Since a humidifying dust removing mode has the technical problems of limited application range, low operation reliability and the like, the utility model provides an oligodynamic single-machine dust catcher, wherein the main structure thereof comprises a blanking guiding groove, a lower belt sealing buckled groove, air current sealing parts which are arranged on the periphery of the sealing buckled groove, a refluxing dust flow pipe which is arranged through communicating to the upper portion of the blanking guiding groove guiding by the sealing buckled groove, and a bag type dust catcher through communicating with a sealing space of the sealing buckled groove, and a sealing soft curtain which is arranged in the sealing buckling groove space between the bag type dust catcher and the refluxing dust flow pipe. The technical proposal saves the water or fog applying means and also can realize the dust removing effect, and effectively solves the de-dusting technical problems of overflowing dust and the like, has more transferring materials which are suitable for applying the dust catcher, can guarantee the high reliability of the operation of the integral operation system, and has obvious energy-saving effect.

Description

Microkinetic unit dust exhaustor

Technical field

The utility model relates to the dust collector of belt convey materials drop transhipment node.

Background technology

In the belt material transport system, transfer point is to focus on airborne dust air-polluting critical positions as the transhipment facility of transfer.People generally believe that will make transported material is the humidity that increases material in the effective way that transhipment does not produce airborne dust in the drop as far as possible, improve the adhesive force between material particles, thereby avoid dust granules to break away from main body and float in a large number and form airborne dust in the air, at present a lot of transfer point dedusting technologies is all design realizations under this theory also, existing dust collector is to add multiple dust collector on the agent structure basis of blanking flame diversion trough and sealing catching groove, wherein a kind of representative type structure is upwards to draw to fall after rise at the belt clamps slot space to expect that flame diversion trough is provided with backflow dirt stream Manifold technology, these dedusting technology means are drawn falling material flame diversion trough top by the airborne dust air-flow that concentration is the highest by end spaces under the blanking flame diversion trough, humidifying is set in cycle is flowed airborne dust air-flow depositing dust is handled, realize dust purification.The existence of the required depositing dust humidity of belt transportation material, especially in the winter time, or when containing the toughness composition in the material, it is then inevitable to seal soft curtain and backflow dirt stream tube failure phenomenon, for another example in the metallurgical raw material, as sintering deposit or pellet, for reducing the blast furnace process energy consumption, also can require convey materials preferably to keep dry state, therefore how effectively to solve the dust pollution of dried material in drop transhipment transportation, especially with the energy resource consumption of minimum finish depositing dust, dedusting work is that technical personnel faces the most thorny technical matters.

Summary of the invention

Goal of the invention of the present utility model is to provide the microkinetic unit dust exhaustor that does not adopt the humidification means also can effectively eliminate airborne dust, and this microkinetic unit dust exhaustor is more suitable for removing the dust of handling generation in the dried material transhipment.The microkinetic unit dust exhaustor technical scheme that the utility model provides, its major technique content is: a kind of microkinetic unit dust exhaustor, its agent structure formation comprises the blanking flame diversion trough, following belt seal buckle groove, around the sealing catching groove air-flow packaged unit is set, be communicated to blanking flame diversion trough top by sealing catching groove guiding and be provided with backflow dirt stream pipe, is communicated with sealing catching groove enclosure space and is provided with sack cleaner, sack cleaner and backflow dirt flow to be provided with in the seal buckle slot space between the pipe and seal soft curtain.

In above-mentioned overall technical architecture, its sack cleaner is flat fiber bag precipitator; Or be that matrix array type is bored the cartridge type bag dust collector, the filter dirt channel cross-section place that is its dust exhaustor casing is provided with the cloth bag filter body that hangs some taper shapes or truncated cone-shaped filter cylinder with the matrix arrangement from above, and the upper box body and the lower part box of cloth bag filter body are provided with air extractor duct and air intake.

The microkinetic unit dust exhaustor technical scheme that the utility model provides, material is in the falling of blanking flame diversion trough, in the sealing catching groove of blanking flame diversion trough bottom, form the partial high pressure flow area, cause the high depth airborne dust, by backflow dirt stream pipe its airborne dust air-flow is introduced the peak suction zone on blanking flame diversion trough top, formation backflow naturally; Between bag dust collector and backflow dirt stream pipe, the soft curtain of sealing is set, under the partition effect of the soft curtain of sealing, make backflow dirt stream pipe bring into play the effect of backflow depositing dust to greatest extent on the one hand, be that the airborne dust air-flow enters backflow dirt when pipe stream, flow velocity obviously reduces thereupon, the bulky grain that contains in the air-flow is fallen down on the belt convey materials, also have small part airborne dust air-flow to pass it and seal soft curtain, enter the negative pressure work area of bag dust collector, because seeing through the airborne dust air-flow concentration of the soft curtain of sealing reduces greatly, so just can obviously reduce the workload of bag dust collector, and the sealing catching groove dedusting space air current flow the negative pressure power of fiber bag precipitator is further reduced, thereby become microkinetic dedusting operating mechanism; The setting of backflow dirt stream pipe and the bag dust collector of negative pressure work are provided with all, and actv. has prevented that the airborne dust air-flow from overflowing the sealing catching groove, avoid flour dust overflow to pollute dust exhaustor operate outside space, and the combination of backflow dirt stream pipe and bag dust collector, the dust removing effects that is reached has surpassed the dust collector dust removing effects that adopts water atomization or liquid distribution, so that the dedusting environment friendly that material keeps dry state is treated as possibility.The technical program is owing to saved water or mist and apply means and still can reach desirable dust removing effects, and actv. has solved the technical matters that dust overflows, so the transhipment material that is suitable for using is just more extensive, and can guarantee the operation high reliability of overall operation system also to have obvious energy saving effect.

Description of drawings

Accompanying drawing is this microkinetic unit dust exhaustor general assembly constructional drawing.

The specific embodiment

Shown in the accompanying drawing structure, the agent structure of microkinetic unit dust exhaustor of the present utility model formation comprises blanking flame diversion trough 11, following belt seal buckle groove 3, and blanking flame diversion trough 11 lower ends feed sealing catching groove 3.Sealing is implemented in space to sealing catching groove 3 and following belt 12, comprises that the sealing, sealing catching groove 3 front and back ends that seal between catching groove 3 edges and the following belt 12 are provided with the soft curtain 2,7 of sealing and implement port sealing, is used for avoiding to greatest extent the dust air-flow excessive.Guide to blanking flame diversion trough 11 tops by 3 connections of sealing catching groove and be provided with backflow dirt stream pipe 4, be communicated with sealing catching groove 3 enclosure spaces and be provided with sack cleaner, this fiber bag precipitator can adopt plumbing connection to draw the dust air-flow, also can adopt structure as shown in drawings, this bag dust collector casing button covers in down on the belt 12 and is provided with, the front and back end of bag dust collector casing 1 and sealing catching groove 3 spatial communication are provided with the soft curtain 6 of sealing in the seal buckle slot space between bag dust collector and the backflow dirt stream pipe 4.Described bag dust collector can be flat fiber bag precipitator; Or be structure as shown in drawings, hang the some circular cone cartridge type cloth bag filter bodies that are provided with horizontal vertical matrix arranged in the filter dirt channel cross-section place of bag dust collector casing 1 from above or be round platform cartridge type cloth bag filter body 9 formations, the casing on cloth bag filter body 9 tops is provided with and forms the air extractor duct that negative pressure dust filtering fan 10 pipelines communicate, the casing of cloth bag filter body bottom communicates with sealing catching groove 3 spaces, introduces the dedusting air-flow that needs filter dirt.When material is impacted when falling down belt 12 through blanking flame diversion trough 11 by last belt, promptly produce high pressure airborne dust air-flow, guiding by backflow dirt stream pipe 4, under the zone of negative pressure effect above the blanking flame diversion trough 11, simultaneously by the partition that seals soft curtain 6, major part airborne dust air-flow nature is back to blanking flame diversion trough 11 tops by backflow dirt stream pipe 4, in the process that this spin refluxes, its airborne dust air-flow velocity descends, then the larger particles dust falls after rise to following belt 12, when another part airborne dust air-flow passes the soft curtain 6 of sealing, larger particles dust wherein is by filtering, and rest parts is introduced into bag dust collector and further handles filtering.In the overall formation of this microkinetic unit dust exhaustor, backflow dirt stream pipe 4 and bag dust collector are provided with the inleakage that has all effectively reduced bag dust collector work with the combining of the soft curtain 6 of sealing that backflow dirt stream is managed between 4, and by the processing of backflow dirt stream pipe depositing dust, seal soft curtain 6 and cut off setting, and in this structure, blanking flame diversion trough 11 is dwindled setting with the barrel mouth of pipe cross section, top of backflow dirt stream pipe 4 connected entrances, reducing the inleakage of blanking flame diversion trough, all is the reduction of bag dust collector dust filtering fan work load, become the microkinetic dust collector and created advantage.

Claims (2)

1, a kind of microkinetic unit dust exhaustor, its agent structure formation comprises blanking flame diversion trough (11), following belt seal buckle groove (3), around the sealing catching groove dedusting space packaged unit is set, be communicated to blanking flame diversion trough top by the guiding of sealing catching groove and be provided with backflow dirt stream pipe (4), it is characterized in that being communicated with sealing catching groove enclosure space and be provided with sack cleaner, sack cleaner and backflow dirt flow to be provided with in the seal buckle slot space between the pipe and seal soft curtain (6).

2, microkinetic unit dust exhaustor according to claim 1, it is characterized in that its sack cleaner is a matrix array type awl cartridge type bag dust collector, the filter dirt channel cross-section place that is its dust exhaustor casing (1) is provided with the cloth bag filter body (9) that hangs some taper shapes or truncated cone-shaped filter cylinder with the matrix arrangement from above, and the upper box body and the lower part box of cloth bag filter body are respectively equipped with air extractor duct and air intake.

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